iPadOS 9.9.15.4.1 (build 19E258) is an official Apple over-the-air update for the iPad (WiFi, 9th generation), released on 2022-03-31T17:14:15Z. The update package is 4.09 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: b5c1781188d5e546608a2b21e66cbe71ff0754cf.zip.